[Bug target/92055] [avr] Support 64-bit double

[gjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92055

--- Comment #8 from Georg-Johann Lay <gjl at gcc dot gnu.org> ---
Author: gjl
Date: Fri Nov  8 08:49:07 2019
New Revision: 277954

URL: https://gcc.gnu.org/viewcvs?rev=277954&root=gcc&view=rev
Log:
        PR target/92055
        * config/avr/avr.opt (-mdouble=, -mlong-double=):
        Fix a missing '-' when displaying these options in the
        help screen.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/avr/avr.opt